Analysis

  • max time kernel
    144s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231127-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/12/2023, 16:02

General

  • Target

    888a6cb0b6bc30b84f2ccfa45fa2542e0d1a67b93e943fae87e956a482dd76df.exe

  • Size

    7.0MB

  • MD5

    405808b3497f5e915cc9fdf7b74e3bf4

  • SHA1

    49bdb03e3738f7a18edb857ff46da7ed9bc287d9

  • SHA256

    888a6cb0b6bc30b84f2ccfa45fa2542e0d1a67b93e943fae87e956a482dd76df

  • SHA512

    52934cc7ba763a137784b42beba483b19d27dddd72d66583d4fdd15eea723078e1f91b9c575365fd32bfba5c283b5cdafe1906d7e8605c1ba19f4667fa786681

  • SSDEEP

    196608:txm5Z7xPjWtYOkdHWd1V3GaO4TwWHvzASW8P7Bzj:C7RjWtfj95dLASWyzj

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 3 IoCs
  • Unexpected DNS network traffic destination 1 IoCs

    Network traffic to other servers than the configured DNS servers was detected on the DNS port.

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Drops file in Program Files directory 63 IoCs
  • Runs net.exe
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\888a6cb0b6bc30b84f2ccfa45fa2542e0d1a67b93e943fae87e956a482dd76df.exe
    "C:\Users\Admin\AppData\Local\Temp\888a6cb0b6bc30b84f2ccfa45fa2542e0d1a67b93e943fae87e956a482dd76df.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2728
    • C:\Users\Admin\AppData\Local\Temp\is-I6UUI.tmp\888a6cb0b6bc30b84f2ccfa45fa2542e0d1a67b93e943fae87e956a482dd76df.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-I6UUI.tmp\888a6cb0b6bc30b84f2ccfa45fa2542e0d1a67b93e943fae87e956a482dd76df.tmp" /SL5="$A0172,7089240,121856,C:\Users\Admin\AppData\Local\Temp\888a6cb0b6bc30b84f2ccfa45fa2542e0d1a67b93e943fae87e956a482dd76df.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:740
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:2764
        • C:\Program Files (x86)\numGIF\numgif.exe
          "C:\Program Files (x86)\numGIF\numgif.exe" -i
          3⤵
          • Executes dropped EXE
          PID:2120
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 12
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:2276
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 12
            4⤵
              PID:1952
          • C:\Program Files (x86)\numGIF\numgif.exe
            "C:\Program Files (x86)\numGIF\numgif.exe" -s
            3⤵
            • Executes dropped EXE
            PID:112

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

            • C:\Program Files (x86)\numGIF\numgif.exe

              Filesize

              1.5MB

              MD5

              3375cdfc00ccf97e33e0a5e586f27878

              SHA1

              b37380ab39f43a11b6472f527e8861a7378dad37

              SHA256

              9aa8f1761f70a8d9446aaaaeb3e3fd84d9791303c5a2929467a8a3fee5120ab2

              SHA512

              029d227a0f662ca069942473f10d082b9dd9266677f427a400c6d8d909b1988ee5f4002ce61914c76752d15d288f71d4f945ae9e0c466fa4a196658f5fbe7695

            • C:\Program Files (x86)\numGIF\numgif.exe

              Filesize

              1.2MB

              MD5

              75bab3d6738db7d094f27a1a11d4b744

              SHA1

              456ad69ff94bb78e6be563ff2a7e020b032cd40a

              SHA256

              0bb1b8a27854881dab888fc2bbf659a459f4d63b6baefaef1add0bc38dfee43d

              SHA512

              3c557a53e31a2cb656812d8ccb042e054382071fd55507d5df4ea01cdbab9b0ad645dce5bb7cba09128c3d3b89056e65dd0994883845e2077a4f443a1d67b2fa

            • C:\Program Files (x86)\numGIF\numgif.exe

              Filesize

              2.0MB

              MD5

              e4a8032541379455f84bccfe4920d9da

              SHA1

              ab9ed80023a2c08705234d5057a4cab860d87a2b

              SHA256

              45b27c8d70b72412f6d1f3b5e08262318d1e87490bb31c4f29975e0f87e192af

              SHA512

              72468e314b80bb9b4ab658676e7f8a19062cf2c3af0fb29b06c56924d2718319669d7f8cc37959072d376aa0e4119fea6674697021816b6ce5ce1c1f7c05e03f

            • C:\Users\Admin\AppData\Local\Temp\is-I6UUI.tmp\888a6cb0b6bc30b84f2ccfa45fa2542e0d1a67b93e943fae87e956a482dd76df.tmp

              Filesize

              687KB

              MD5

              f448d7f4b76e5c9c3a4eaff16a8b9b73

              SHA1

              31808f1ffa84c954376975b7cdb0007e6b762488

              SHA256

              7233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49

              SHA512

              f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4

            • C:\Users\Admin\AppData\Local\Temp\is-QQVOP.tmp\_isetup\_iscrypt.dll

              Filesize

              2KB

              MD5

              a69559718ab506675e907fe49deb71e9

              SHA1

              bc8f404ffdb1960b50c12ff9413c893b56f2e36f

              SHA256

              2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

              SHA512

              e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

            • C:\Users\Admin\AppData\Local\Temp\is-QQVOP.tmp\_isetup\_isdecmp.dll

              Filesize

              19KB

              MD5

              3adaa386b671c2df3bae5b39dc093008

              SHA1

              067cf95fbdb922d81db58432c46930f86d23dded

              SHA256

              71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

              SHA512

              bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

            • memory/112-179-0x0000000000920000-0x00000000009BE000-memory.dmp

              Filesize

              632KB

            • memory/112-166-0x0000000000400000-0x00000000005F7000-memory.dmp

              Filesize

              2.0MB

            • memory/112-207-0x0000000000400000-0x00000000005F7000-memory.dmp

              Filesize

              2.0MB

            • memory/112-204-0x0000000000400000-0x00000000005F7000-memory.dmp

              Filesize

              2.0MB

            • memory/112-201-0x0000000000400000-0x00000000005F7000-memory.dmp

              Filesize

              2.0MB

            • memory/112-197-0x0000000000400000-0x00000000005F7000-memory.dmp

              Filesize

              2.0MB

            • memory/112-194-0x0000000000400000-0x00000000005F7000-memory.dmp

              Filesize

              2.0MB

            • memory/112-158-0x0000000000400000-0x00000000005F7000-memory.dmp

              Filesize

              2.0MB

            • memory/112-191-0x0000000000400000-0x00000000005F7000-memory.dmp

              Filesize

              2.0MB

            • memory/112-188-0x0000000000920000-0x00000000009BE000-memory.dmp

              Filesize

              632KB

            • memory/112-161-0x0000000000400000-0x00000000005F7000-memory.dmp

              Filesize

              2.0MB

            • memory/112-187-0x0000000000400000-0x00000000005F7000-memory.dmp

              Filesize

              2.0MB

            • memory/112-165-0x0000000000400000-0x00000000005F7000-memory.dmp

              Filesize

              2.0MB

            • memory/112-184-0x0000000000400000-0x00000000005F7000-memory.dmp

              Filesize

              2.0MB

            • memory/112-169-0x0000000000400000-0x00000000005F7000-memory.dmp

              Filesize

              2.0MB

            • memory/112-172-0x0000000000400000-0x00000000005F7000-memory.dmp

              Filesize

              2.0MB

            • memory/112-175-0x0000000000400000-0x00000000005F7000-memory.dmp

              Filesize

              2.0MB

            • memory/112-178-0x0000000000400000-0x00000000005F7000-memory.dmp

              Filesize

              2.0MB

            • memory/740-7-0x0000000002240000-0x0000000002241000-memory.dmp

              Filesize

              4KB

            • memory/740-162-0x0000000002240000-0x0000000002241000-memory.dmp

              Filesize

              4KB

            • memory/740-160-0x0000000000400000-0x00000000004BC000-memory.dmp

              Filesize

              752KB

            • memory/2120-155-0x0000000000400000-0x00000000005F7000-memory.dmp

              Filesize

              2.0MB

            • memory/2120-154-0x0000000000400000-0x00000000005F7000-memory.dmp

              Filesize

              2.0MB

            • memory/2120-152-0x0000000000400000-0x00000000005F7000-memory.dmp

              Filesize

              2.0MB

            • memory/2120-151-0x0000000000400000-0x00000000005F7000-memory.dmp

              Filesize

              2.0MB

            • memory/2728-0-0x0000000000400000-0x0000000000425000-memory.dmp

              Filesize

              148KB

            • memory/2728-159-0x0000000000400000-0x0000000000425000-memory.dmp

              Filesize

              148KB

            • memory/2728-2-0x0000000000400000-0x0000000000425000-memory.dmp

              Filesize

              148KB